Headphone



FIG. 1 is a perspective view of a headphone, showing our design;

FIG. 2 is an opposing perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is an opposing side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a perspective view of another embodiment of the headphone of FIG. 1;

FIG. 10 is an opposing perspective view of another embodiment of the headphone of FIG. 9;

FIG. 11 is a front view of the embodiment of FIG. 9;

FIG. 12 is a rear view of the embodiment of FIG. 9;

FIG. 13 is a side view of the embodiment of FIG. 9;

FIG. 14 is an opposing side view of the embodiment of FIG. 9;

FIG. 15 is a top view of the embodiment of FIG. 9; and,

FIG. 16 is a bottom view of the embodiment of FIG. 9.

The broken lines showing the environment are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a headphone, as shown and described. 